A kind of luteolin-glycyrrhizic acid conjugated bovine serum albumin drug-loaded nanoparticles and its preparation method and application
A technology of bovine serum albumin and luteolin, which is applied in the direction of pharmaceutical formulations, drug combinations, anti-tumor drugs, etc., can solve the problems of insignificant improvement of drug efficacy at the cell level in vitro, poor absorbability, and low drug loading , to achieve the effects of enhanced anti-hepatoma activity in vitro, improved drug efficacy, and enhanced absorbability
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Embodiment 1
[0040] The preparation method of the luteolin-glycyrrhizic acid conjugated bovine serum albumin drug-loaded nanoparticles of this embodiment comprises the following steps:
[0041] S1: Preparation of glycyrrhizic acid-conjugated bovine serum albumin
[0042] Accurately weigh 60.0 mg of glycyrrhizic acid and dissolve it in 4 mL of methanol, simultaneously weigh 15 mg of sodium periodate and dissolve it in 4 mL of distilled water, then add dropwise the methanol solution of glycyrrhizic acid obtained above to the aqueous solution of sodium periodate, and The entire mixing system was placed on a magnetic stirrer in the dark and mixed for 60 minutes; another 50.0 mg of bovine serum albumin was accurately weighed and dissolved in 14 mL of carbonate buffer solution with pH=9.6, and the obtained bovine serum albumin solution was added to the above-mentioned In the mixed system, adjust the pH of the mixed solution system to 10 with 1mol / L sodium carbonate solution, and continue to reac...
Embodiment 2
[0047] The preparation method of the luteolin-glycyrrhizic acid conjugated bovine serum albumin drug-loaded nanoparticles of this embodiment comprises the following steps:
[0048] S1: Preparation of glycyrrhizic acid-conjugated bovine serum albumin
[0049] Accurately weigh 60.0 mg of glycyrrhizic acid and dissolve it in 4 mL of methanol, simultaneously weigh 15 mg of sodium periodate and dissolve it in 4 mL of distilled water, then add dropwise the methanol solution of glycyrrhizic acid obtained above to the aqueous solution of sodium periodate, and The entire mixing system was placed on a magnetic stirrer in the dark and mixed for 60 minutes; another 50.0 mg of bovine serum albumin was accurately weighed and dissolved in 14 mL of carbonate buffer solution with pH=9.6, and the obtained bovine serum albumin solution was added to the above-mentioned In the mixed system, adjust the pH of the mixed solution system to 10 with 1mol / L sodium carbonate solution, and continue to reac...
Embodiment 3
[0054] The preparation method of the luteolin-glycyrrhizic acid conjugated bovine serum albumin drug-loaded nanoparticles of this embodiment comprises the following steps:
[0055] S1: Preparation of glycyrrhizic acid-conjugated bovine serum albumin
[0056] Accurately weigh 60.0 mg of glycyrrhizic acid and dissolve it in 4 mL of methanol, simultaneously weigh 15 mg of sodium periodate and dissolve it in 4 mL of distilled water, then add dropwise the methanol solution of glycyrrhizic acid obtained above to the aqueous solution of sodium periodate, and The entire mixing system was placed on a magnetic stirrer in the dark and mixed for 60 minutes; another 50.0 mg of bovine serum albumin was accurately weighed and dissolved in 14 mL of carbonate buffer solution with pH=9.6, and the obtained bovine serum albumin solution was added to the above-mentioned In the mixed system, adjust the pH of the mixed solution system to 10 with 1mol / L sodium carbonate solution, and continue to reac...
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